ImagickDraw::setFillAlpha

(PECL imagick 2, PECL imagick 3)

ImagickDraw::setFillAlpha — Sets the opacity to use when drawing using the fill color or fill texture

Description

public ImagickDraw::setFillAlpha(float $alpha): bool
Warning

This function is currently not documented; only its argument list is available.

Sets the opacity to use when drawing using the fill color or fill texture. Fully opaque is 1.0.

Parameters

alpha

fill alpha

Return Values

No value is returned.

Examples

Example #1 ImagickDraw::setFillAlpha() example

<?php
function setFillAlpha($strokeColor, $fillColor, $backgroundColor) {

$draw = new \ImagickDraw();

$draw->setStrokeColor($strokeColor);
$draw->setFillColor($fillColor);
$draw->setStrokeOpacity(1);
$draw->setStrokeWidth(2);
$draw->rectangle(100, 200, 200, 300);
@$draw->setFillAlpha(0.4);
$draw->rectangle(300, 200, 400, 300);

$imagick = new \Imagick();
$imagick->newImage(500, 500, $backgroundColor);
$imagick->setImageFormat("png");
$imagick->drawImage($draw);

header("Content-Type: image/png");
echo $imagick->getImageBlob();
}

?>